NEW YORK (AP) â¿¿ Shares of some top silver companies are mixed at 1 p.m.:

Hecla Mining Co. fell $.02 or .3 percent, to $6.57.

Pan American Silver Corp. rose $.19 or .9 percent, to $21.68.

Silver Standard Resources Inc. rose $.02 or .1 percent, to $16.32.

Silver Wheaton rose $.23 or .6 percent, to $39.78.

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